343973420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{3833}}^1$

素因数の和:4490

約数の個数: 48

約数和(自身を含む): 827039808

約数和(自身を除く): 483066388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 641, 1282, 2564, 3205, 3833, 4487, 6410, 7666, 8974, 12820, 15332, 17948, 19165, 22435, 26831, 38330, 44870, 53662, 76660, 89740, 107324, 134155, 268310, 536620, 2456953, 4913906, 9827812, 12284765, 17198671, 24569530, 34397342, 49139060, 68794684, 85993355, 171986710, 343973420]

約数ペア:

[(1, 343973420), (2, 171986710), (4, 85993355), (5, 68794684), (7, 49139060), (10, 34397342), (14, 24569530), (20, 17198671), (28, 12284765), (35, 9827812), (70, 4913906), (140, 2456953), (641, 536620), (1282, 268310), (2564, 134155), (3205, 107324), (3833, 89740), (4487, 76660), (6410, 53662), (7666, 44870), (8974, 38330), (12820, 26831), (15332, 22435), (17948, 19165)]